Home / 825,228.38-1,237,709.72-226,049.51

Finding the Fourth Proportional to 825,228.38, 1,237,709.72 and 226,049.51

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Solution

The fourth proportional to 825,228.38, 1,237,709.72 and 226,049.51 is: 339,037.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,228.38 : 1,237,709.72 = 226,049.51 : x
  2. Step 2: Convert to fraction form
    825,228.38/1,237,709.72 = 226,049.51/x
  3. Step 3: Cross multiply
    825,228.38x = 1,237,709.72 × 226,049.51
  4. Step 4: Simplify right side
    825,228.38x = 279,783,668,409.44
  5. Step 5: Solve for x
    x = 279,783,668,409.44/825,228.38
  6. Step 6: Final answer
    x = 339,037.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.